Lobelia fistulosa (Giant purple lobelia)

Cultivation

In frost-free areas, grow in fertile, well-drained soil in full sun or light shade. In colder areas, grow in a container and overwinter indoors. Water regularly in dry periods.

Suggested uses

Containers/Patio, Sub-Tropical, Greenhouse, Conservatory, City, Wallside and trellises, Beds and borders

UK hardiness

H3

USDA zones

Zone 9, Zone 10, Zone 11

Sunset zone

WUCOLS

North-Central Coastal = Unknown
Central Valley = Unknown
South Coastal = Unknown
South Inland = Unknown
High and Intermediate Desert = Unknown
Low Desert = Unknown

Foliage

Deciduous

Habit

Rosette, Erect flower stem

Native to

Brazil

Drought tolerant

No

Flood tolerant

No

Toxicity

All parts are poisonous if ingested. Contact may cause skin irritation.